EXTECH HVAC Testing Equipment

• Simultaneously displays indoor and outdoor temperatures
• Big digit display can be easily seen from a distance
• Includes wall bracket and 3 metre extension cable with waterproof outdoor sensor

• Datalogs up to 32,000 temperature readings with a user programmable sample rate
• Selectable data sampling rate: 2s, 5s, 10s, 30s, 1m, 5m, 10m, 30m, 1hr, 2hr, 3hr, 6hr, 12hr, 24hr
• User-programmable alarm thresholds

• Humidity and Temperature readings (up to 16,000 each) with user programmable sample rates from 2 seconds up to 24 hours for days, weeks and months.
• USB interface for easy setup and download.
• Dew Point indication via the included Windows software.

• USB interface for easy setup and data download
• Selectable data sampling rate: 1 second to 24 hours
• User-programmable alarm thresholds for RH and Temperature

• Datalogs up to 10,000 readings with a user programmable sample rate
• Selectable Atmospheric Pressure Units: psi, hPa, kPa, and bar
• Selectable data sampling rate from 1 minute to 18 hours

• Records readings onto an SD card in Excel format
• Triple LCD display
• 2G SD card included

• SD800 monitors air quality in schools, office buildings, greenhouses, hospitals and anywhere that high levels of carbon dioxide are generated.
• Selectable data sampling rate of 5, 10, 30, 60, 120, 300, 600 seconds or automatic.
• Maintenance free dual wavelength NDIR (non-dispersive infrared) CO2 sensor.

• Simultaneous display of Temperature (°C/°F) and Relative Humidity
• Max/Min and Data Hold
• Built-in self calibration utility allows for field calibrations using optional Relative Humidity calibration bottles

• Display Air Velocity and Temperature or Windchill
• Selectable averaging function of 5, 10, or 13 second intervals
• Fold up protective housing extends to 9″ (229mm) for better reach

• Simultaneously display Air Flow or Air Velocity plus Ambient Temperature.
• Easy to set area dimensions (ft² or m²) are stored in the meter’s internal memory for the next power on.
• 20 point average for Air Flow and 3% velocity accuracy via low friction 2.83 in. D (72mm) ball bearing vane wheel on 3.9ft (120cm) cable.

• Built-in non-contact IR Thermometer measures remote surface temperatures to 500°F (260°C) with 8:1 distance to spot ratio and Laser Pointer.
• This CFM/CMM Thermo-Anemometer can simultaneously display of Air Flow or Air Velocity plus Ambient Temperature.

• 4″ (10cm) vane allows for more precise readings on larger size ducts
• Air Velocity, Air Flow and Temperature
• Built-in thermistor for air temperature

• Simultaneous measurements of air velocity and temperature
• Extendable telescopic probe system
• Calculates CMM/CFM

• Display Air Flow (CFM) or Air Velocity plus Temperature
• Metal vane withstands temperature up to 175°F (80°C) and airspeed to 6890ft/min
• Air Flow displayed in 3 modes: Instantaneous value, up to 20 point average or 2/3 flow value

• Rugged environmental meter with tripod mount and RS-232 PC interface
• Large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity
• Characters on display reverse direction depending on Hygro-Thermo-Anemometer or Light-Sound Mode

• Wide range to 40,000Fc or 400,000 Lux with max resolution to 0.01 Fc/Lux
• Relative mode indicates change in light levels, peak mode captures highest reading
• Remote light sensor on 12″ (30.5cm) coiled cable expandable to 24″ (61cm)

• Heat Stress Index measures how hot it feels when humidity is combined with temperature, air movement, and radiant heat
• Black Globe Temperature (TG) monitors the effects of direct solarradiation on an exposed surface
• In/Out Function displays the WBGT value with or without direct sun exposure

• Base Station LCD with Auto-Night Light displays local and up to eight remote Temperature/Humidity readings either auto-cycle or manual mode from the wireless transmitters
• Easy-to-read 1.3″ (33mm) oversized digits
• Min/Max recording with reset

• Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or Probe Temperature
• Wet bulb measurements without slinging
• Calculates T1-T2 differential (Air Temperature-External Probe Temperature) using optional probe

• Measure white LED and Standard Lighting in Lux or Foot-Candle (Fc) units
• Built-in sensor with protective cover
• 4000 count LCD display

• Perform OSHA and IEC Noise accumulation surveys
• One user-defined measurement setup
• Adjustable Criterion Level, Exchange Rate, and Threshold

• Measures frequency weighted noise exposure and peak (C, Z) sound level
• Datalogs up to 999,999 readings when used as a sound level meter with sampling times between 1 second and 24 hours
• Sound level mode: displays sound level, min/max, time-averaged sound level (Leq), peak, and sound exposure level (SEL)

• ±2dB accuracy with 0.1dB resolution
• A+C weighting
• AC analog output

• High accuracy meets ANSI and IEC 651 Type 2 standards
• High and Low measuring ranges: 35 to 100dB (low) and 65 to 130dB (high)
• Data Hold and Max Hold functions

• High accuracy meets ANSI and IEC 651 Type 2 standards
• High and Low measuring ranges: 35 to 100dB (low) and 65 to 130dB (high)
• Data Hold and Max Hold functions

• Calibrates and verifies Sound Level Meter operation
• Battery test position with battery status LED indicates if battery is good
• For use on Sound Level Meters with 0.5″ or 1.0″ microphones

• Calibrates and verifies Sound Level Meter operation
• LED indicator lights up when power is on
• Level position to select 94dB or 114dB

• Meets ANSI & IEC 651 Type 2 standards
• Background noise absorber for machine noise measurements filters ambient noise
• 30 to 130 dB measurement range with ±1.5 dB accuracy

• Large 5 digit backlit LCD display
• Microprocessor based with quartz crystal oscillator to maintain high accuracy
• Store/recall 10 data sets in memory with 4 parameters (measurement, max, min and average)

• 0.05% basic accuracy
• Make contact measurements of rotating objects
• Measure linear surface speeds in ft/min or m/min using three accessory wheels provided

• Characters on display reverse direction depending on contact or photo mode
• Uses visible light to read up to 6″ (150mm) from target
• Memory/readings button holds last reading for 5 min and recalls min/max readings

• Make non-contact RPM measurements of rotating objects
• Use reflective tape on object to be measured and point the integral laser
• Large 5 digit LCD display with backlighting

• Characters on display reverse direction depending on contact or photo mode
• Uses a Laser for greater distance non-contact measurements up to 6.5ft (2m)
• Memory/readings button holds last reading for 5 min and recalls min/max readings

• Dual backlit display
• Simultaneous display of: Humidity/Temperature, Humidity/Dew Point or Humidity/Wet Bulb
• Data Hold and Min/Max functions

• Easy to read 1999 count backlit displays CO levels from 0 to 1000ppm@1ppm resolution with ?5% or 10ppm basic accuracy (whichever is greater)
• Utilizes a stabilized electrochemical gas specific (CO) fast response sensor
• Audible alarm starts at 35ppm

• Checks for Carbon Dioxide (CO2) concentrations
• Calculates statistical weighted averages of TWA (8 hour time weighted average) and STEL (15 minute short term exposure limit)
• Maintenance free NDIR (non-dispersive infrared) CO2 sensor

• Simultaneous display of Pressure, Air Velocity or Air Flow plus Temperature
• ±0.7252psi range
• 5 selectable units of pressure measurement

• Triple display with backlighting
• Displays Air temp+RH+surface temp or Dew Point+RH+surface temp or Wet Bulb+RH+surface temp
• Built-in InfraRed Thermometer with laser pointer and 8:1 distance to target ratio

• Designed to meet ANSI and IEC 61672 Class 2 standards
• USB interface for easy setup and data download
• 30 to 130dB range

• Max/Min/Avg recording and Relative time stamp
• Data Hold, Auto power off and Zero function
• Large LCD display with backlighting

• Max/Min/Avg recording and Relative time stamp
• Data Hold, Auto power off and Zero function
• Large LCD display with backlighting

• Triple LCD simultaneously displays Barometric Pressure, Temperature, and Relative Humidity
• Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
• Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds

• Measure temperature and air velocity
• Record data on the device using supplied SD card
• PC connectivity for further analysis

• Accurately displays light level in terms of Fc or Lux over three ranges:
  • Fc (0-200, 0-2000 and 0-5000Fc)
  • Lux (0-2000, 0-20000, 0-50000Lux)
• Resolution of 0.1Fc or 1Lux with 5% accuracy
• Select fast (0.2 second) or slow (0.4 seconds) response

• Measures Carbon Dioxide (CO₂), Air Temperature and Humidity, plus calculates Dew Point and Wet Bulb
• Maintenance free NDIR (non-dispersive infrared) CO₂ sensor
• Carbon Dioxide reading displayed in ppm with six facial icons indicating indoor quality levels

• Maintenance free NDIR (non-dispersive infrared) CO? sensor
• Audible CO? warning alarm when concentration level exceeds high user set point
• Min/Max CO? value recall function

• Anemometer with Display Air Velocity and either Relative Humidity, Dew Point, Temperature or Windchill
• Selectable averaging function of 5, 10, or 13 second intervals
• Fold up protective housing extends to 9″ (229mm) for better reach, Tripod mount

• Humidity range: 0 to 100% RH
• Records up to 16,000 readings (8,000 readings for each parameter)
• Use in storage containers, shipping vans, freezers and more

• Triple LCD displays Humidity, Temperature, and date (Year, Month, and Day)
• Programmable from keypad or PC
• Selectable data sampling rate

• Max/Min with “reset” function
• Humidity: 10 to 99%RH
• Temp: 14 to 140°F or -10 to 60°C

• Max/Min with reset function
• Humidity: 10 to 99% RH
• Temperature: 14 to 140°F or -10 to 60°C

• External temperature probe: -58 to 158°F (-50 to 70°C)
• Internal temperature sensor: 32 to 122°F (0 to 50°C)
• Internal humidity range: 20% to 99% RH

• %RH audible and visual alarm alerts when humidity exceeds set limit
• Displays Dew Point temperature
• Max/Min with reset function

• %RH audible and visual alarm alerts when humidity exceeds set limit
• Displays Dew Point temperature
• Max/Min with reset function

• Checks for Carbon Dioxide (CO 2 ) concentrations with Max/Min value recall function
• Maintenance free NDIR (non-dispersive infrared) CO 2 sensor
• Indoor Air Quality displayed in ppm with Good (380 to 420ppm) Normal (<1000ppm) Poor (>1000ppm) indication

• Simultaneously displays Carbon Monoxide (CO) concentration, Air Temperature, and Relative Humidity readings with date (Year, Month, Day) and time
• Visibly bright LED indicates active monitoring (green) or surpassed CO alarm threshold (red)
• Designed with Electrochemical CO sensor

• Triple function – determines and displays formaldehyde content, air temperature and air humidity levels
• Built-in audible alarm
• 99 record internal memory with recall function

• Simultaneously displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings
• Large LCD display with backlighting
• Adjustable Audible alarm (default at 0.08ppm)

This product has been discontinued by the manufacturer.

• Innovative graphical display shows the measured humidity values of the last 24 hours like a radar screen
• Large, easy-to-read LCD displays % Relative Humidity, Indoor Temperature and Dew Point
• Humidity range: 10 to 99%RH

• Bottles designed with small opening for snugged fit of the sensor
• Includes 33%RH and 75%RH calibration bottles

• Less then 30 seconds of RH response time
• Water vapor in GPP
• Dual backlit display

• Simultaneous numerical and graphical display of Humidity and Temperature readings, plus Time and Date
• Measures Humidity (10 to 95%RH) and Temperature (-20.0°F to 140.0°F) plus calculates Dew Point
• Basic accuracy 3%RH, 1.8°F/1°C

• Compact size housing with built-in NTC thermistor and external temperature probe designed with standard USB connector for easy data downloading to a PC
• 5-digit LCD display with battery life indicator
• User programmable settings: 6 languages, sample rate, start delay time, alarm delay time, high/low alarm range, and security feature

• Audible Alert – tone rate beeps faster as the moisture level increases
• Icons display low, medium and high levels of moisture content
• Easy-to-use, compact-sized design
• Data Hold freezes reading on display

• Use on wall board, sheet rock, cardboard, plaster, concrete, and mortar
• Replaceable threaded measurement electrode pins
• Self-contained, pocket sized meter with belt clip

• Monitor moisture in wood and other building materials
• Measure directly with the built-in moisture pins or use remote hand-press probe on hard surfaces
• Memory contains 8 wood groups with calibrations for approximately 170 species of wood
• Designed in a rugged double molded housing construction and is pocket sized for one-handed operation

• Digital LCD readout with analog bargraph and numerical displays
• Simultaneous digital readout of moisture content plus ambient temperature or humidity with analog bargraph display of moisture, Max moisture values, and programmable wet/dry indication
• Displays moisture in wood and other building materials plus Air Temperature and Relative Humidity

• Relative pinless moisture reading for non-invasive measurement
• Digital LCD readout with backlighting feature and tri-color LED bargraph
• Quickly indicates the moisture content of materials

• Non-invasive measurement to monitor moisture in wood and other building materials
• Select from 10 wood types and measurement ranges
• Measurement depth to 0.75″ (20mm) below the surface

• ±29psi with 0.02psi resolution
• 8 selectable units of measure
• Zero function for offset measurements

• Audible and Visual alert with mute button
• Low battery indicator
• Field replaceable sensor and LED light tip

• High accuracy ±1.4dB meets ANSI and IEC 61672-1 Type 2 standards
• 30 to 130dB measurement range
• Auto or Manual ranging

• Built-in IR thermometer with laser measures remote surface temperature on motors and rotating parts
• Provides wide RPM (photo and contact) and Linear Surface Speed (contact) measurements
• Non-contact Photo tachometer uses a Laser for greater measuring distance up to 6.5ft (2m)

• Wide range to 10,000Fc or 100kLux
• Cosine and color-corrected measurements
• Utilizes precision silicon photo diode and spectral response filter

• Built-in multiparameter sensor measures Heat Index, Wet Bulb Globe Temperature (WBGT), Humidity, Ambient Temperature, Temperature, Dew Point and Wet Bulb
• User Programmable Heat Index/WBGT alarm
• MIn/Max/Average

• Soil moisture content measurement from 0 to 50%
• Easy one-hand operation
• Min/Max records minimum and maximum moisture readings

• Compact and rugged design
• Widest range to 40,000Fc/ 400,000Lux is ideal for outdoor applications
• Large display with bargraph, Relative function for zero or difference from reference value

• Humidity: 20 to 90%RH (±5%RH)
• Temperature: 14 to 122°F or -10 to 50°C
• Accuracy: ±5%RH; ±2°F, ±1°C

• Checks phase sequence and phase status
• Tests up to 600VAC and displays graphical phase orientation on the large LCD
• Double molded durable housing

• Checks for Carbon Dioxide (CO₂) concentrations
• Maintenance free NDIR (non-dispersive infrared) CO₂ sensor
• Indoor Air Quality displayed in ppm with Good (380 to 420ppm), Normal (<1000ppm), Poor (>1000ppm) indication

• 16″ (406mm) gooseneck for easy access into hard to reach locations
• High Sensitivity
• One hand operation with thumb controlled sensitivity adjustments to eliminate background gas levels

• Built-in sensors measure Air Velocity, Air Flow, Temperature, Humidity, Wet Bulb, Dew Point, Heat Index, Wind Chill, Barometric Pressure, Altitude, and Light
• Field replaceable low friction vane wheel improves air velocity accuracy
• Backlit LCD display (auto off after 5 seconds)

• Measure Humidity, Air Temperature (with built-in probe) plus non-contact InfraRed Temperature
• Pinless moisture sensor allows to monitor moisture in wood and other building materials with no surface damage
• Remote pin-type probe (MO290-P) for contact moisture readings (3ft/0.9m cable length)

• User adjustable Heat Index alarm
• Stopwatch/chronograph mode with 1/100 second resolution
• Fastest/Slowest/Average Lap recall

This product has been discontinued by the manufacturer.
Alternate products: RD300.

• Low battery indicator
• Convenient field replaceable sensor (RD200-S)
• Leak Test Bottle included for a quick and easy self test on meter

• Programmable integrating time
• A and C Frequency weighting
• Impulse/Fast/Slow response settings

• Automatically stores up to 16,000 readings or manually store/recall up to 99 readings
• Large backlit LCD display with 40-segment bar graph
• Wide range to 40,000Fc or 400,000 Lux

• Ergonomic pocket size housing with large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity.
• Characters on display reverse direction depending on Hygro-Thermo-Anemometer or Light Mode.
• Data Hold to freeze the displayed value.
• Records Min/Max readings.

• Fast response time, compact, easy-to-carry, and excellent for checking the indoor air quality of homes, offices, factories, hotels, schools and other indoor environments.
• Potential sources for VOCs include paints, finishes, adhesives, cigarette smoke, pesticides, personal care products, car exhaust, new furnishings, wall coverings, household cleansers, and cooking fuels.
• Chemicals include: Acetone, Ethylene Glycol, Formaldehyde, Xylene, 1,3-butadiene, Tetrachloroethene, Hydrogen Sulfide, Ammonia, Toluene, Benzene, Methylene Chloride, Perchloroethylene, and MTBE.

This product has been discontinued by the manufacturer.

• This paperless chart recorder provides simultaneous digital and graphical display of relative humidity and temperature.
• The display also shows dew point, date and time and Min/Max measurements. Stored readings can be recalled on the display or downloaded to a PC to obtain a permanent record.
• Comes complete with detachable sensor probe with 1 meter cable, RS-232 cable with USB adapter, Windows-compatible software, 240 VAC adapter, and three AA batteries.

• Measure light levels in Foot-Candle (Fc) or Lux units using a precision photo diode with cosine and color correction filter
• Handheld and portable.
• Large LCD display.
• Zero/Calibration function

• Measures Air Velocity, Air Flow, Temperature (Air/Type K), Humidity, Wet Bulb, Dew Point, Heat Index, Wind Chill, and Light
• Measure light levels in Foot-Candle (Fc) or Lux units using a precision photo diode with cosine and color correction filter
• Backlit display to view in dimly lit areas